Linked from
The 35 pages that link to Kepler orbit, each with the reason it gives.
Orbital eccentricityNarrower topic: Its conic-section paths are classified by eccentricity.
AsteroidRelated: It provides the basic model for an asteroid’s path around the Sun.
Vis-viva equationNarrower topic: The vis-viva relation follows from this two-body orbital model.
Focus (geometry)Related: The focus locates the central body in an elliptical planetary orbit.
Orbital maneuverNarrower topic: It provides the baseline orbit that a maneuver changes.
Minor planetRelated: Orbital elements describe the paths used to identify and track minor planets.
Lunar theoryNarrower topic: It supplies the baseline ellipse that lunar theory modifies.
Stellar orbitBroader topic: It approximates a star’s path when one gravitating mass dominates.